Consolidated Statements Of Operations (USD $) In Millions, except Per Share data, unless otherwise specified	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Income Statement [Abstract]
Net sales from products	$ 6,118	$ 6,363	$ 6,068
Net sales from services	2,578	2,335	2,135
Net sales	8,696	8,698	8,203
Costs of product sales	2,852	2,844	2,723
Costs of services sales	1,603	1,506	1,334
Costs of sales	4,455	4,350	4,057
Gross margin	4,241	4,348	4,146
Selling, general and administrative expenses	1,838	1,963	1,912
Research and development expenditures	1,055	1,075	1,035
Other charges	133	54	341
Operating earnings	1,215	1,256	858
Other income (expense):
Interest expense, net	(113)	(66)	(74)
Gains on sales of investments and businesses, net	40	39	23
Other	3	(14)	(69)
Total other expense	(70)	(41)	(120)
Earnings from continuing operations before income taxes	1,145	1,215	738
Income tax expense (benefit)	40	337	(3)
Earnings from continuing operations	1,105	878	741
Earnings from discontinued operations, net of tax	0	3	411
Net earnings	1,105	881	1,152
Less: Earnings (loss) attributable to noncontrolling interests	6	0	(6)
Net earnings attributable to Motorola Solutions, Inc.	1,099	881	1,158
Amounts attributable to Motorola Solutions, Inc. common stockholders:
Earnings from continuing operations, net of tax	1,099	878	747
Earnings from discontinued operations, net of tax	0	3	411
Net earnings attributable to Motorola Solutions, Inc.	$ 1,099	$ 881	$ 1,158
Basic:
Continuing operations (US$ per share)	$ 4.13	$ 3.01	$ 2.24
Discontinued operations (US$ per share)	$ 0.00	$ 0.00	$ 1.23
Basic (US$ per share):	$ 4.13	$ 3.01	$ 3.47
Diluted:
Continuing operations (US$ per share)	$ 4.06	$ 2.95	$ 2.20
Discontinued operations (US$ per share)	$ 0.00	$ 0.01	$ 1.21
Diluted (US$ per share):	$ 4.06	$ 2.96	$ 3.41
Weighted average common shares outstanding:
Basic (shares)	266.0	292.1	333.8
Diluted (shares)	270.5	297.4	339.7
Dividends declared per share (US$ per share)	$ 1.14	$ 0.96	$ 0.22